Upon being released from prison, Ouyang (Samart Payakorn) returns to his family. However, for safety from old enemies, Ouyang must take on another assassination job, with the help of Jin (Trirak Rakkarndee). But Ouyang's wife and children are brutally murdered, and those involved are shot and injured. Ouyang and Jin then unleash a full-scale attack, ultimately leading to both of them being imprisoned to serve their sentence.